CN219562886U - Ratchet screwdriver capable of saving labor in operation - Google Patents

Abstract

The utility model relates to an operation labor-saving ratchet screwdriver which comprises a handle, wherein one end of the handle is movably provided with a ratchet assembly, the outer side of the ratchet assembly is in transmission connection with a fixed rod, the outer side of the fixed rod is provided with a mounting rod, one end of the mounting rod, which is far away from the fixed rod, is provided with a tool bit, one end of the fixed rod, which is close to the mounting rod, is fixedly connected with an extension rod, the mounting rod is sheathed on the outer side of the extension rod, the inner side of the extension rod is in sliding connection with a sliding block, the sliding block is fixedly connected with the inner side of the mounting rod, the inner side of the mounting rod is in threaded connection with a jackscrew, the jackscrew penetrates through the inner side of the sliding block, and one end of the jackscrew is fixedly connected with a knob. The labor-saving ratchet screwdriver for operation realizes the whole length adjustment of the screwdriver, and a worker can flexibly adjust the whole length of the screwdriver according to the operation environment, so that the labor-saving ratchet screwdriver for operation is more convenient to use and has good practicability.

Description

Ratchet screwdriver capable of saving labor in operation

Technical Field

The utility model relates to the technical field of screwdrivers, in particular to an operation labor-saving ratchet screwdriver.

Background

The screwdriver is a common hardware for tightening screws, and generally comprises a handle, a cutter bar and a cutter head, the conventional screwdriver is low in rotation efficiency in the use process, is laborious and is not easy to control the direction, in order to solve the problems in recent years, a plurality of ratchet screwdrivers are arranged on the market, the ratchet screwdrivers can realize unidirectional idle running, the repetitive action of tightening palms of users is greatly reduced in the use process, the work of the users is lightened, the labor is saved, the convenience is improved, and the work efficiency is improved.

Through retrieval, the patent number CN216731574U in the prior art discloses a ratchet screwdriver which comprises a reversing block, a ratchet rod, a ratchet seat, a first pawl mechanism, a second pawl mechanism, a first magnetic piece, a second magnetic piece, a magnetic mechanism and the like; the reversing block is rotatably sleeved outside the ratchet seat; the ratchet rod is provided with a gear mechanism, and the magnetic mechanism is utilized to drive the corresponding pawl mechanism to move, so that the meshing state of the pawl mechanism and the gear mechanism is changed; and moreover, the reversing block is provided with the gear groove, so that the switching of different states of the ratchet screwdriver can be realized by only rotating the gear groove of the reversing block, and the operation is simple and convenient.

However, the working position of a part of the screwdriver is far from the manual operation position, the length of the screwdriver needs to be adjusted by a worker to be suitable for the working environment, and the ratchet screwdriver cannot be adjusted in length, so that the screwdriver is inconvenient to operate due to too long or too short screwdriver rod, and the problem in the above-mentioned process is solved by providing a labor-saving ratchet screwdriver.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an operation labor-saving ratchet screwdriver which has the advantages of being convenient for adjusting the length and the like, and solves the problem that the existing ratchet screwdriver cannot adjust the length, and the operation is inconvenient due to too long or too short screwdriver rod.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an operation laborsaving ratchet screwdriver, includes the handle, the one end movable mounting of handle has the ratchet subassembly, the outside transmission of ratchet subassembly is connected with the dead lever, the outside of dead lever is provided with the installation pole, the one end that the dead lever was kept away from to the installation pole is provided with the tool bit, the one end fixedly connected with extension rod that the dead lever is close to the installation pole, the installation pole cup joints to the outside of extension rod, the inboard sliding connection of extension rod has the slider, the inboard fixed connection of slider and installation pole, the inboard threaded connection of installation pole has the jackscrew, the jackscrew runs through to the inboard of slider, the one end fixedly connected with knob of jackscrew.

Further, the one end that the dead lever was kept away from to the installation pole is fixedly connected with socket, the tool bit is pegged graft to the inboard of socket.

Further, a groove matched with the cutter head is formed in the inner side of the socket, and the section of the groove is of a hexagonal structure.

Further, a magnetic block is fixedly connected to the inner wall of the groove and is magnetically connected with the cutter head.

Further, a slot matched with the extension rod is formed in the inner side of the mounting rod, a sliding groove matched with the sliding block is formed in the outer wall of the extension rod, and one end, away from the knob, of the jackscrew is abutted against the inner wall of the sliding groove.

Further, screw holes matched with jackscrews are formed in the inner sides of the mounting rod and the sliding block, and the knob is located on the outer side of the mounting rod.

Further, the number of the sliding blocks, the jackscrews and the knobs is two, and the sliding blocks, the jackscrews and the knobs are respectively positioned at the left side and the right side of the extension rod.

Compared with the prior art, the utility model provides the labor-saving ratchet screwdriver which has the following beneficial effects:

1. this laborsaving ratchet screwdriver of operation drives the jackscrew through rotating the knob and rotates, makes the jackscrew keep away from the spout, removes the installation pole along the outer wall of extension rod, makes the distance between tool bit and the handle change, thereby adjusts the whole length of screwdriver, rotates the knob afterwards and twists tightly the jackscrew, makes the jackscrew and the inboard butt of spout again, can fix the length after adjusting, has realized adjusting the whole length of screwdriver, and the staff can be according to the whole length of the nimble adjustment screwdriver of operational environment, and it is more convenient to use, has good practicality.

2. This laborsaving ratchet screwdriver of operation is convenient for install the tool bit through the cooperation of magnetic path and socket, when the tool bit of needs change style, with the tool bit take off in the socket can, improved the application scope of this screwdriver, improved the flexibility of use, the practicality is high.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 3 is a front view of the structure of the present utility model.

In the figure: 1. a grip; 2. a ratchet assembly; 3. a fixed rod; 4. a mounting rod; 5. a cutter head; 6. an extension rod; 7. a chute; 8. a slide block; 9. a jackscrew; 10. a knob; 11. a socket; 12. a magnetic block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1-3, an operation labor-saving ratchet screwdriver in the present embodiment includes a handle 1, a ratchet assembly 2 movably mounted at one end of the handle 1, and a fixing rod 3 connected to an outer side of the ratchet assembly 2.

In this embodiment, the outside of dead lever 3 is provided with installation pole 4, the one end that dead lever 3 was kept away from to installation pole 4 is provided with tool bit 5, the one end fixedly connected with extension pole 6 that dead lever 3 is close to installation pole 4, installation pole 4 cup joints to the outside of extension pole 6, the slot with the inboard of extension pole 6 looks adaptation has been seted up to the inboard of installation pole 4, wherein, the inboard sliding connection of extension pole 6 has slider 8, slider 8 and the inboard fixed connection of installation pole 4, simultaneously, set up on the outer wall of extension pole 6 with slider 8 looks adaptation spout 7, slider 8 and spout 7's cooperation can make things convenient for installation pole 4 to remove along the outer wall of extension pole 6, can avoid installation pole 4 to revolve along the outer wall of extension pole 6 simultaneously, the stability of structure has been improved.

It should be noted that, the inboard threaded connection of installation pole 4 has jackscrew 9, and jackscrew 9 runs through to the inboard of slider 8, and the screw hole with jackscrew 9 looks adaptation is all seted up to the inboard of installation pole 4 and slider 8, and the one end fixedly connected with knob 10 of jackscrew 9, knob 10 are located the outside of installation pole 4, and the one end that knob 10 was kept away from to jackscrew 9 and the inner wall butt of spout 7 can produce spacingly to slider 8 through the butt effect of jackscrew 9, and then is convenient for fix the position of installation pole 4.

It should be noted that, the number of the sliding blocks 8, the jackscrews 9 and the knob 10 is two, and the sliding blocks, the jackscrews 9 and the knob 10 are respectively located at the left side and the right side of the extension rod 6, so that the fixing effect on the mounting rod 4 can be enhanced through the cooperation of the two jackscrews 9, and the stability of the structure is improved.

Embodiment two:

referring to fig. 1, on the basis of the first embodiment, one end of the mounting rod 4 away from the fixing rod 3 is fixedly connected with a socket 11, the tool bit 5 is inserted into the inner side of the socket 11, a groove matched with the tool bit 5 is formed in the inner side of the socket 11, the cross section of the groove is of a hexagonal structure, the tool bit 5 can be prevented from rotating along the inner side of the socket 11 by the hexagonal groove structure, meanwhile, a magnetic block 12 is fixedly connected to the inner wall of the groove, the magnetic block 12 is magnetically connected with the tool bit 5, the tool bit 5 can be stably connected with the socket 11 through the magnetic adsorption effect of the magnetic block 12, when the tool bit 5 in a changed mode is needed, the tool bit 5 can be taken down from the socket 11, the use is convenient, the use flexibility is improved, and the practicability is high.

The working principle of the embodiment is as follows:

when the screw driver is used, the knob 10 is rotated to drive the jackscrew 9 to rotate, so that the jackscrew 9 is far away from the sliding groove 7, the mounting rod 4 is moved along the outer wall of the extension rod 6, the sliding block 8 is driven to slide along the inner side of the sliding groove 7, the distance between the tool bit 5 and the handle 1 is changed, the whole length of the screw driver is adjusted, then the knob 10 is rotated to twist the jackscrew 9, the jackscrew 9 is abutted against the inner side of the sliding groove 7 again, the adjusted length can be fixed, then a worker can hold the handle 1 to align the tool bit 5 with a screw, and the ratchet wheel assembly 2 is stirred to drive the fixing rod 3, the mounting rod 4, the socket 11 and the tool bit 5 to rotate unidirectionally, so that screwing or unscrewing of the screw can be realized.

The beneficial effects of the embodiment are as follows:

this laborsaving ratchet screwdriver of operation drives jackscrew 9 through turning knob 10 and rotates, makes jackscrew 9 keep away from spout 7, removes installation pole 4 along the outer wall of extension pole 6, makes the distance between tool bit 5 and the handle 1 change, adjusts the whole length of screwdriver from this, turns knob 10 afterwards and twists tightly jackscrew 9, makes jackscrew 9 and the inboard butt of spout 7 again, can fix the length after adjusting, has realized adjusting the whole length of screwdriver, and the staff can be according to the whole length of flexible adjustment screwdriver of operational environment, and it is more convenient to use, has good practicality.

This laborsaving ratchet screwdriver of operation is convenient for install tool bit 5 through the cooperation of magnetic path 12 and socket 11, when the tool bit 5 of needs change style, with the tool bit 5 follow in socket 11 take off can, improved the application scope of this screwdriver, improved the flexibility of using, the practicality is high.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an operation laborsaving ratchet screwdriver, includes handle (1), the one end movable mounting of handle (1) has ratchet subassembly (2), the outside transmission of ratchet subassembly (2) is connected with dead lever (3), its characterized in that: the utility model discloses a fixing rod, including fixing rod (3), fixing rod (4) are kept away from the one end of fixing rod (3) and are provided with tool bit (5), fixing rod (3) are close to one end fixedly connected with extension rod (6) of fixing rod (4), fixing rod (4) cup joint to the outside of extension rod (6), the inboard sliding connection of extension rod (6) has slider (8), the inboard fixedly connected with of slider (8) and fixing rod (4), the inboard threaded connection of fixing rod (4) has jackscrew (9), jackscrew (9) run through to the inboard of slider (8), one end fixedly connected with knob (10) of jackscrew (9).

2. An operational labor-saving ratchet screwdriver according to claim 1, wherein: one end of the mounting rod (4) far away from the fixing rod (3) is fixedly connected with a socket (11), and the cutter head (5) is inserted into the inner side of the socket (11).

3. An operational labor-saving ratchet screwdriver according to claim 2, wherein: the inner side of the socket (11) is provided with a groove matched with the tool bit (5), and the section of the groove is of a hexagonal structure.

4. An operational labor-saving ratchet screwdriver according to claim 3, wherein: the inner wall of the groove is fixedly connected with a magnetic block (12), and the magnetic block (12) is magnetically connected with the cutter head (5).

5. An operational labor-saving ratchet screwdriver according to claim 1, wherein: the inside of installation pole (4) is offered and is had the slot with extension rod (6) looks adaptation, set up on the outer wall of extension rod (6) with spout (7) of slider (8) looks adaptation, the one end that knob (10) was kept away from to jackscrew (9) and the inner wall looks butt of spout (7).

6. An operational labor-saving ratchet screwdriver according to claim 1, wherein: screw holes matched with jackscrews (9) are formed in the inner sides of the mounting rod (4) and the sliding block (8), and the knob (10) is located on the outer side of the mounting rod (4).

7. An operational labor-saving ratchet screwdriver according to claim 1, wherein: the number of the sliding blocks (8), the jackscrews (9) and the knobs (10) is two, and the sliding blocks, the jackscrews and the knobs are respectively positioned at the left side and the right side of the extension rod (6).